This set of High Quality compatible cartridges offer you great value for money. These High Quality compatible cartridges are produced under a rigorous ISO 9001 quality management system. Filled with 24ml black ink and 15ml in each of the colours, you get 4x the amount of ink Compared to Standard Genuine HP 364 Cartridges. These Ink Cartridges contains High Quality Ink formulated in the USA to ensuring consistency, reliability and vivid colour reproduction. The printing results from these High Quality compatible cartridges are very good for most of us, due to this some of our competitors quoted this as Premium Quality compatible cartridges.